package sjtu.ist.warehouse4ws.dao.cust;

import java.util.List;

import org.hibernate.LockMode;
import org.hibernate.Query;
import org.hibernate.criterion.Example;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import sjtu.ist.warehouse4ws.dao.BaseDaoHibernate;
import sjtu.ist.warehouse4ws.model.CustFunctionpointEpc;

/**
 * A data access object (DAO) providing persistence and search support for
 * CustFunctionpointEpc entities. Transaction control of the save(), update()
 * and delete() operations can directly support Spring container-managed
 * transactions or they can be augmented to handle user-managed Spring
 * transactions. Each of these methods provides additional information for how
 * to configure it for the desired type of transaction control.
 * 
 * @see sjtu.ist.warehouse4ws.dao.CustFunctionpointEpc
 * @author MyEclipse Persistence Tools
 */

public class CustFunctionpointEpcDao extends BaseDaoHibernate<CustFunctionpointEpc> {
	private static final Logger log = LoggerFactory
			.getLogger(CustFunctionpointEpcDao.class);
	// property constants
	public static final String FUNCTIONPOINT = "functionpoint";
	public static final String EPC = "epc";
	public static final String GROUP_ID = "groupId";
	public static final String VERSION_ID = "versionId";

	public void delete(CustFunctionpointEpc persistentInstance) {
		log.debug("deleting CustFunctionpointEpc instance");
		try {
			getSession().delete(persistentInstance);
			log.debug("delete successful");
		} catch (RuntimeException re) {
			log.error("delete failed", re);
			throw re;
		}
	}

	public CustFunctionpointEpc findById(java.lang.String id) {
		log.debug("getting CustFunctionpointEpc instance with id: " + id);
		try {
			CustFunctionpointEpc instance = (CustFunctionpointEpc) getSession()
					.get("sjtu.ist.warehouse4ws.dao.CustFunctionpointEpc", id);
			return instance;
		} catch (RuntimeException re) {
			log.error("get failed", re);
			throw re;
		}
	}

	public List findByExample(CustFunctionpointEpc instance) {
		log.debug("finding CustFunctionpointEpc instance by example");
		try {
			List results = getSession()
					.createCriteria(
							"sjtu.ist.warehouse4ws.dao.CustFunctionpointEpc")
					.add(Example.create(instance)).list();
			log.debug("find by example successful, result size: "
					+ results.size());
			return results;
		} catch (RuntimeException re) {
			log.error("find by example failed", re);
			throw re;
		}
	}

	public List findByProperty(String propertyName, Object value) {
		log.debug("finding CustFunctionpointEpc instance with property: "
				+ propertyName + ", value: " + value);
		try {
			String queryString = "from CustFunctionpointEpc as model where model."
					+ propertyName + "= ?";
			Query queryObject = getSession().createQuery(queryString);
			queryObject.setParameter(0, value);
			return queryObject.list();
		} catch (RuntimeException re) {
			log.error("find by property name failed", re);
			throw re;
		}
	}

	public List findByFunctionpoint(Object functionpoint) {
		return findByProperty(FUNCTIONPOINT, functionpoint);
	}

	public List findByEpc(Object epc) {
		return findByProperty(EPC, epc);
	}

	public List findByGroupId(Object groupId) {
		return findByProperty(GROUP_ID, groupId);
	}

	public List findByVersionId(Object versionId) {
		return findByProperty(VERSION_ID, versionId);
	}

	public List findAll() {
		log.debug("finding all CustFunctionpointEpc instances");
		try {
			String queryString = "from CustFunctionpointEpc";
			Query queryObject = getSession().createQuery(queryString);
			return queryObject.list();
		} catch (RuntimeException re) {
			log.error("find all failed", re);
			throw re;
		}
	}

	public CustFunctionpointEpc merge(CustFunctionpointEpc detachedInstance) {
		log.debug("merging CustFunctionpointEpc instance");
		try {
			CustFunctionpointEpc result = (CustFunctionpointEpc) getSession()
					.merge(detachedInstance);
			log.debug("merge successful");
			return result;
		} catch (RuntimeException re) {
			log.error("merge failed", re);
			throw re;
		}
	}

	public void attachDirty(CustFunctionpointEpc instance) {
		log.debug("attaching dirty CustFunctionpointEpc instance");
		try {
			getSession().saveOrUpdate(instance);
			log.debug("attach successful");
		} catch (RuntimeException re) {
			log.error("attach failed", re);
			throw re;
		}
	}

	public void attachClean(CustFunctionpointEpc instance) {
		log.debug("attaching clean CustFunctionpointEpc instance");
		try {
			getSession().lock(instance, LockMode.NONE);
			log.debug("attach successful");
		} catch (RuntimeException re) {
			log.error("attach failed", re);
			throw re;
		}
	}
}